Branding: replace Claude with TigerGraph logo and remove Claude references

- Add real TigerGraph tiger logo (tg-logo.webp) to public/
- Add icon.svg to src/app/ for browser tab favicon (Next.js auto-picks it)
- Navbar: replace SVG circle with actual TigerGraph tiger logo
- Footer: same logo swap; remove Anthropic Claude link; fix copyright line
- HeroSection: badge 'TigerGraph x Claude' -> 'Powered by TigerGraph';
code window model string 'claude-sonnet-4' -> 'gemini-2.5-flash'
- layout.tsx: remove Claude from meta description; drop favicon.ico reference

web/src/app/layout.tsx

@@ -4,8 +4,7 @@ import "./globals.css";
 export const metadata: Metadata = {
   title: "GraphRAG — Graphs Make LLM Inference Faster, Cheaper, Smarter",
   description:
-    "Dual-pipeline GraphRAG system proving graphs make LLM inference faster, cheaper, and smarter. Built with TigerGraph + Claude for the GraphRAG Inference Hackathon.",
-  icons: { icon: "/favicon.ico" },
+    "Dual-pipeline GraphRAG system proving graphs make LLM inference faster, cheaper, and smarter. Built with TigerGraph for the GraphRAG Inference Hackathon.",
 };
 
 export default function RootLayout({

web/src/components/Footer.tsx

@@ -9,10 +9,7 @@ export function Footer() {
         <div className="grid grid-cols-1 md:grid-cols-4 gap-12 mb-16">
           <div>
             <div className="flex items-center gap-2 mb-4">
-              <svg width="28" height="28" viewBox="0 0 32 32" fill="none">
-                <circle cx="16" cy="16" r="14" stroke="#FF6B00" strokeWidth="2.5" />
-                <circle cx="16" cy="16" r="5" fill="#FF6B00" />
-              </svg>
+              <img src="/tg-logo.webp" alt="TigerGraph" width={28} height={28} style={{ objectFit: "contain" }} />
               <span className="title-lg" style={{ color: "var(--color-on-dark)" }}>
                 Graph<span style={{ color: "#FF6B00" }}>RAG</span>
               </span>
@@ -49,9 +46,8 @@ export function Footer() {
             {[
               { label: "GraphRAG Paper", href: "https://arxiv.org/abs/2404.16130" },
               { label: "LightRAG Paper", href: "https://arxiv.org/abs/2410.05779" },
-              { label: "HotpotQA Dataset", href: "https://hotpotqa.github.io/" },
               { label: "TigerGraph Cloud", href: "https://tgcloud.io" },
-              { label: "Anthropic Claude", href: "https://anthropic.com" },
+              { label: "Wikipedia Science", href: "https://en.wikipedia.org" },
             ].map((link) => (
               <a key={link.label} href={link.href} target="_blank" rel="noopener noreferrer"
                 className="body-sm block mb-2 hover:underline no-underline" style={{ color: "#FF6B00" }}>
@@ -63,7 +59,7 @@ export function Footer() {
         <div style={{ borderTop: "1px solid rgba(255,255,255,0.08)", paddingTop: "24px" }}
           className="flex flex-col md:flex-row justify-between items-center gap-4">
           <span className="body-sm" style={{ color: "var(--color-on-dark-soft)" }}>
-            © 2025 GraphRAG Inference Hackathon · TigerGraph × Claude
+            © 2025 GraphRAG Inference Hackathon · Built with TigerGraph
           </span>
           <div className="flex items-center gap-3">
             <span className="badge" style={{ background: "var(--color-surface-dark-elev)", color: "var(--color-on-dark-soft)", fontSize: "0.6875rem" }}>

web/src/components/Navbar.tsx

@@ -23,11 +23,7 @@ export function Navbar() {
         {/* Logo */}
         <Link href="/" className="flex items-center gap-3 no-underline">
           <div className="relative">
-            <svg width="32" height="32" viewBox="0 0 32 32" fill="none">
-              <circle cx="16" cy="16" r="14" stroke="#FF6B00" strokeWidth="2.5" />
-              <circle cx="16" cy="16" r="5" fill="#FF6B00" />
-              <path d="M16 2L16 30M2 16L30 16M5.5 5.5L26.5 26.5M26.5 5.5L5.5 26.5" stroke="#FF6B00" strokeWidth="1" strokeLinecap="round" opacity="0.4" />
-            </svg>
+            <img src="/tg-logo.webp" alt="TigerGraph" width={32} height={32} style={{ objectFit: "contain" }} />
             <div className="absolute -top-0.5 -right-0.5 w-2.5 h-2.5 rounded-full bg-success" style={{ boxShadow: '0 0 6px rgba(93,184,114,0.6)' }} />
           </div>
           <div>

web/src/components/home/HeroSection.tsx

@@ -25,7 +25,7 @@ export function HeroSection() {
           <div>
             <div className="flex items-center gap-3 mb-8 animate-fade-in-up">
               <span className="badge-glow" style={{ fontSize: "0.75rem" }}>🏆 Hackathon 2025</span>
-              <span className="badge-outline" style={{ fontSize: "0.75rem" }}>TigerGraph × Claude</span>
+              <span className="badge-outline" style={{ fontSize: "0.75rem" }}>Powered by TigerGraph</span>
             </div>
 
             <h1 className="display-hero mb-8 animate-fade-in-up delay-100">
@@ -89,7 +89,7 @@ export function HeroSection() {
                   <span style={{ color: "#6c6a64" }}>{" = "}</span>
                   <span style={{ color: "#e8a55a" }}>UniversalLLM</span>
                   <span style={{ color: "#6c6a64" }}>(</span>
-                  <span style={{ color: "#cc785c" }}>&quot;claude-sonnet-4&quot;</span>
+                  <span style={{ color: "#cc785c" }}>&quot;gemini-2.5-flash&quot;</span>
                   <span style={{ color: "#6c6a64" }}>)</span>
                 </div>
                 <div style={{ paddingLeft: "24px" }}>